US3285475A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cement extruders
Assignee: United Shoe Machinery Corp
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Filing: 1965-02-08
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Granted: 1966-11-15
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Expires: 1985-02-08
Abstract
No abstract record available.
Inventors
- 👤 Phillips Harry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 12:44
CPC Classifications
B; B05; B05C; B05C17/00; B05C17/005; B05C17/00523; B05C17/00526; B05C17/0053; B05C17/00536; B29; B29B; B29B13/00; B29B13/02; B29B13/022
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
161 words
A THERMOPLASTIC CEMENT EXTRUDER COMPRISING A FRAME, A BARREL MEMBER ATTACHED TO SAID FRAME FOR RECEIVING THERMOPLASTIC MATERIAL IN SOLID ROD FORM AT A FIRST END THEREOF, SAID FRAME HAVING A PASSAGE FOR THE ROD OF THERMOPLASTIC MATERIAL ALIGNED WITH SAID BARREL MEMBER, MEANS FOR HEAT ING SAID BARREL MEMBER FOR MELTING THE THERMOPLASTIC THEREIN, A NOZZLE AT A SECOND END OF SAID BARREL MEMBER THROUGH WHICH MOLTEN THERMOPLASTIC MATERIAL MAY BE DISCHARGED, A GRIP FOR MANIPULATING THE DEVICE DURING USE, A TRIGGER CONNECTED TO SAID GRIP AND ADAPTED TO BE MOVED BY AN OPERATOR''S FINGER, FEED MEANS ARRANGED IN SAID FRAME FOR FEEDING THE THERMOPLASTIC ROD TO FIRST END OF THE BARREL MEMBER, POWER MEANS IN SAID GRIP RESPONSIFE TO THE MOVEMENT OF SAID TRIGGER FOR OPERATING SAID FEED MEANS, AND COOLING MEANS OPERABLE BY SAID POWER MEANS FOR COOLING THE FIRST END OF THE BARREL MEMBER AND FOR COOLING THE THERMOPLASTIC ROD PRIOR TO ITS ENTRANCE INTO SAID BARREL.
Claim 2
Dependent Claim
161 words
A THERMOPLASTIC CEMENT EXTRUDER COMPRISING A FRAME, A BARREL MEMBER ATTACHED TO SAID FRAME FOR RECEIVING THERMOPLASTIC MATERIAL IN SOLID ROD FORM AT A FIRST END THEREOF, SAID FRAME HAVING A PASSAGE FOR THE ROD OF THERMOPLASTIC MATERIAL ALIGNED WITH SAID BARREL MEMBER, MEANS FOR HEAT ING SAID BARREL MEMBER FOR MELTING THE THERMOPLASTIC THEREIN, A NOZZLE AT A SECOND END OF SAID BARREL MEMBER THROUGH WHICH MOLTEN THERMOPLASTIC MATERIAL MAY BE DISCHARGED, A GRIP FOR MANIPULATING THE DEVICE DURING USE, A TRIGGER CONNECTED TO SAID GRIP AND ADAPTED TO BE MOVED BY AN OPERATOR''S FINGER, FEED MEANS ARRANGED IN SAID FRAME FOR FEEDING THE THERMOPLASTIC ROD TO FIRST END OF THE BARREL MEMBER, POWER MEANS IN SAID GRIP RESPONSIFE TO THE MOVEMENT OF SAID TRIGGER FOR OPERATING SAID FEED MEANS, AND COOLING MEANS OPERABLE BY SAID POWER MEANS FOR COOLING THE FIRST END OF THE BARREL MEMBER AND FOR COOLING THE THERMOPLASTIC ROD PRIOR TO ITS ENTRANCE INTO SAID BARREL.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-11-14 | 1970-05-16 | 1970-11-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-14 | 1974-05-16 | 1974-11-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-14 | 1978-05-16 | 1978-11-15 | $7700.00 | Window Closed / Lapsed |